May weather in Alta, UT
The average temperature in Alta in May is 43.0°F (33.4°F–52.6°F). Average precipitation: 3.47 inches. Average snowfall is 15.9 inches.
May is a spring month in Alta, and is warmer than the annual average of 39.1°F. Daily temperatures swing about 19.2°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 14h 16m. For travel, May is cool.
Avg High
52.6°F
Avg Low
33.4°F
Precipitation
3.47 in
Snow
15.9 in
May records in Alta
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 66.0°F (1981) | 12.0°F (2008) | 1.23 in (1984) |
| May 2 | 70.0°F (1981) | 10.0°F (1997) | 2.44 in (2010) |
| May 3 | 64.9°F (1985) | 15.1°F (2013) | 1.30 in (1999) |
| May 4 | 64.9°F (2000) | 18.0°F (1975) | 1.55 in (1984) |
| May 5 | 66.0°F (2017) | 16.0°F (1982) | 1.78 in (1986) |
| May 6 | 64.9°F (2017) | 15.1°F (2010) | 1.69 in (2024) |
| May 7 | 64.9°F (1989) | 10.9°F (2010) | 2.10 in (1975) |
| May 8 | 64.0°F (1989) | 12.0°F (1979) | 1.66 in (1986) |
| May 9 | 66.0°F (1989) | 6.1°F (1979) | 2.74 in (1986) |
| May 10 | 66.0°F (2007) | 9.0°F (1979) | 1.43 in (1985) |
| May 11 | 68.0°F (2007) | 12.9°F (1999) | 2.11 in (2018) |
| May 12 | 66.9°F (1993) | 15.1°F (1979) | 1.80 in (1983) |
| May 13 | 68.0°F (2013) | 15.1°F (1995) | 1.57 in (1994) |
| May 14 | 68.0°F (2013) | 18.0°F (1983) | 1.02 in (2023) |
| May 15 | 70.0°F (2012) | 19.0°F (1983) | 0.64 in (1985) |
| May 16 | 68.0°F (1979) | 18.0°F (1999) | 1.11 in (1981) |
| May 17 | 66.9°F (2006) | 16.0°F (1971) | 4.40 in (2015) |
| May 18 | 70.0°F (2009) | 10.9°F (2017) | 0.81 in (2013) |
| May 19 | 66.9°F (2002) | 19.9°F (1971) | 2.01 in (1983) |
| May 20 | 66.9°F (2007) | 18.0°F (1974) | 1.85 in (2011) |
| May 21 | 71.1°F (2012) | 21.0°F (1974) | 1.21 in (1981) |
| May 22 | 71.1°F (2003) | 18.0°F (2007) | 0.97 in (1986) |
| May 23 | 71.1°F (1979) | 18.0°F (2002) | 0.82 in (2020) |
| May 24 | 75.9°F (1979) | 18.0°F (2010) | 1.12 in (2010) |
| May 25 | 71.1°F (2001) | 16.0°F (1975) | 1.19 in (2015) |
| May 26 | 71.1°F (2001) | 15.1°F (2011) | 1.23 in (1973) |
| May 27 | 71.1°F (1969) | 21.9°F (1973) | 0.91 in (2012) |
| May 28 | 78.1°F (1979) | 18.0°F (1982) | 5.00 in (2006) |
| May 29 | 75.9°F (2003) | 19.0°F (1979) | 0.91 in (2022) |
| May 30 | 75.0°F (2003) | 16.0°F (1979) | 1.61 in (2011) |
| May 31 | 75.0°F (2002) | 16.0°F (1979) | 0.82 in (1994) |